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Finding the Fourth Proportional to 238,000.76, 357,003.45 and 60,507.77

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Solution

The fourth proportional to 238,000.76, 357,003.45 and 60,507.77 is: 90,762.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,000.76 : 357,003.45 = 60,507.77 : x
  2. Step 2: Convert to fraction form
    238,000.76/357,003.45 = 60,507.77/x
  3. Step 3: Cross multiply
    238,000.76x = 357,003.45 × 60,507.77
  4. Step 4: Simplify right side
    238,000.76x = 21,601,482,641.81
  5. Step 5: Solve for x
    x = 21,601,482,641.81/238,000.76
  6. Step 6: Final answer
    x = 90,762.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.